Inspection before riding
Starting the engineHeadlight
To replace the headlight bulbs,
perform the following steps:
Upper light bulb
Remove the bolt 1 to lift the
instrument panel 2.
Turn the cap 3 counterclockwise
and remove it.
Unhook the bulb holder spring
4 and pull out the socket 5.
Pull off the bulb from ...
DTC “c28” (p1655): secondary throttle
valve actuator (stva) malfunction
Detected condition and possible cause
Detected condition
Possible cause
The operation voltage does not reach the stva.
Ecm does not receive communication signal from the
stva. Stva can not operate properly or its motor locked
Stva malfunction.
...
Component location
Electrical components location
Ignition switch/immobilizer antenna
Iat sensor
Secondary fuel injector
Primary fuel injector
Iap sensor
Evap system purge control solenoid valve
Fuel pump relay
Turn signal/side-stand relay
Cooling fan relay
Ect ...